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Cheap flights from Seattle (SEA) to San Juan from $133

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — SJU
May 5 — May 121
From?
To?
Sun 5/5
Sun 5/12
1 adult, Economy
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The best prices from Seattle/Tacoma Intl to San Juan are usually found in January or October, booked 86 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from Seattle to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 30, 2024.

Popular in

June

Cheapest in

January

Round-trip from

$252

One-way from

$189
High demand for flights, 33% potential price rise
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Best time to find cheap flights, 34% potential price drop
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From Seattle/Tacoma Intl to San Juan
Search Deals
One-way flight from Seattle/Tacoma Intl to San Juan
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What is the cheapest day to fly round-trip from Seattle to San Juan?

Users have found that leaving on a Sunday can be a cost-effective option. It’s possible to save up to 28% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from Seattle to San Juan?

To save up to 98% on this flight, we recommend booking at least 16 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Seattle to San Juan from $620 1-2 weeks out and tickets from $869 for flights departing within the next 72 hours.

What is the cheapest month to fly from Seattle to San Juan?

January can be a great time to fly to San Juan from Seattle with a flight ticket averaging about $597. Cheapflights users have found deals in the month of January for as cheap as $180. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from Seattle to San Juan (SEA - SJU)?

It’s typically best to fly out from Seattle to San Juan in the afternoon. Doing so could potentially save you 34% on the flight price compared to flying in the evening, which is usually more expensive.

Cheap Spirit Airlines flights from Seattle to San Juan

Explore cheap flight options specifically provided by Spirit Airlines for the route between Seattle and San Juan. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,913,887 searches. Data last updated April 30, 2024.
Take a look at some of the lowest-priced Spirit Airlines flights heading from Seattle to San Juan. Make sure to check back often as deals are often changing.
Tue 5/79:19 pmSEA - SJU
2 stops20h 05mSpirit Airlines
Mon 5/137:40 pmSJU - SEA
3 stops40h 05mSpirit Airlines
Deal found 4/29$326
Fri 5/109:40 pmSEA - SJU
2 stops19h 44mSpirit Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mSpirit Airlines
Deal found 4/29$333
Tue 5/79:38 amSEA - SJU
3 stops31h 46mSpirit Airlines
Mon 5/137:40 pmSJU - SEA
3 stops40h 05mSpirit Airlines
Deal found 4/29$339
Fri 5/109:40 pmSEA - SJU
2 stops19h 07mSpirit Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mSpirit Airlines
Deal found 4/29$345
Tue 5/289:40 pmSEA - SJU
3 stops25h 51mSpirit Airlines
Mon 6/31:30 amSJU - SEA
3 stops34h 02mSpirit Airlines
Deal found 4/28$366
Tue 5/289:40 pmSEA - SJU
3 stops26h 25mSpirit Airlines
Mon 6/31:30 amSJU - SEA
2 stops34h 02mSpirit Airlines
Deal found 4/28$386
Tue 5/79:38 amSEA - SJU
2 stops31h 46mSpirit Airlines
Sun 5/121:30 amSJU - SEA
2 stops34h 15mSpirit Airlines
Deal found 4/29$387
Mon 5/279:40 pmSEA - SJU
3 stops35h 03mSpirit Airlines
Mon 6/35:45 amSJU - SEA
3 stops30h 00mSpirit Airlines
Deal found 4/29$390
Mon 5/279:40 pmSEA - SJU
3 stops35h 03mSpirit Airlines
Sun 6/21:30 amSJU - SEA
2 stops34h 15mSpirit Airlines
Deal found 4/29$393

Cheap American Airlines flights from Seattle to San Juan

Explore cheap flight options specifically provided by American Airlines for the route between Seattle and San Juan. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,913,887 searches. Data last updated April 30, 2024.
Take a gander at the lowest prices we've found on American Airlines flights from Seattle to San Juan. Make sure to examine the flight information before completing your reservation.
Thu 8/295:55 pmSEA - SJU
1 stop17h 54mAmerican Airlines
Wed 9/1112:03 pmSJU - SEA
2 stops14h 56mAmerican Airlines
Deal found 4/29$333
Sat 8/245:55 pmSEA - SJU
1 stop17h 54mAmerican Airlines
Sat 8/313:50 pmSJU - SEA
1 stop10h 07mAmerican Airlines
Deal found 4/30$388
Tue 5/288:31 pmSEA - SJU
1 stop13h 09mAmerican Airlines
Tue 6/41:39 pmSJU - SEA
1 stop13h 12mAmerican Airlines
Deal found 4/28$389
Thu 5/308:31 pmSEA - SJU
1 stop13h 09mAmerican Airlines
Mon 6/32:35 pmSJU - SEA
1 stop12h 05mAmerican Airlines
Deal found 4/29$434
Tue 8/2712:18 amSEA - SJU
2 stops13h 22mAmerican Airlines
Sun 9/13:39 pmSJU - SEA
1 stop20h 39mAmerican Airlines
Deal found 4/29$440
Wed 9/411:59 pmSEA - SJU
1 stop11h 44mAmerican Airlines
Wed 9/112:09 pmSJU - SEA
1 stop12h 11mAmerican Airlines
Deal found 4/29$447
Wed 9/115:00 amSEA - SJU
2 stops12h 11mAmerican Airlines
Thu 9/196:33 amSJU - SEA
2 stops19h 24mAmerican Airlines
Deal found 4/29$448
Mon 5/2011:43 pmSEA - SJU
1 stop14h 22mAmerican Airlines
Wed 5/292:35 pmSJU - SEA
2 stops12h 24mAmerican Airlines
Deal found 4/29$483
Tue 5/285:20 amSEA - SJU
1 stop14h 25mAmerican Airlines
Fri 6/77:05 amSJU - SEA
1 stop12h 55mAmerican Airlines
Deal found 4/29$484

Cheap Seattle to San Juan flights in April & May 2024

Find cheap flight options from Seattle to San Juan specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,913,887 searches. Prices were last updated on April 30, 2024.
Scroll through some of the best deals on flights from Seattle to San Juan in 2024. Check back soon for alternative fares.
Fri 5/105:15 pmSEA - SJU
1 stop18h 52mMultiple Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mMultiple Airlines
Deal found 4/29$290
Fri 5/105:15 pmSEA - SJU
1 stop18h 52mMultiple Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mMultiple Airlines
Deal found 4/29$291
Fri 5/105:15 pmSEA - SJU
1 stop18h 52mMultiple Airlines
Tue 5/146:10 amSJU - SEA
2 stops29h 35mMultiple Airlines
Deal found 4/29$323
Tue 5/79:19 pmSEA - SJU
2 stops20h 05mSpirit Airlines
Mon 5/137:40 pmSJU - SEA
3 stops40h 05mSpirit Airlines
Deal found 4/29$326
Fri 5/109:40 pmSEA - SJU
2 stops19h 44mSpirit Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mSpirit Airlines
Deal found 4/29$333
Tue 5/79:38 amSEA - SJU
3 stops31h 46mSpirit Airlines
Mon 5/137:40 pmSJU - SEA
3 stops40h 05mSpirit Airlines
Deal found 4/29$339
Fri 5/105:15 pmSEA - SJU
3 stops29h 56mMultiple Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mMultiple Airlines
Deal found 4/29$344
Fri 5/109:40 pmSEA - SJU
2 stops19h 07mSpirit Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mSpirit Airlines
Deal found 4/29$345
Mon 5/275:05 pmSEA - SJU
2 stops28h 25mMultiple Airlines
Mon 6/35:45 amSJU - SEA
3 stops30h 00mMultiple Airlines
Deal found 4/29$347

Seattle to San Juan 2024 flight deals

Discover exclusive flight deals for travel between Seattle and San Juan in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,913,887 searches. Data last updated April 30, 2024.
Scroll through some of the best deals on flights from Seattle to San Juan in 2024. Check back soon for alternative fares.
Fri 5/105:15 pmSEA - SJU
1 stop18h 52mMultiple Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mMultiple Airlines
Deal found 4/29$290
Fri 5/105:15 pmSEA - SJU
1 stop18h 52mMultiple Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mMultiple Airlines
Deal found 4/29$291
Fri 5/105:15 pmSEA - SJU
1 stop18h 52mMultiple Airlines
Tue 5/146:10 amSJU - SEA
2 stops29h 35mMultiple Airlines
Deal found 4/29$323
Tue 5/79:19 pmSEA - SJU
2 stops20h 05mSpirit Airlines
Mon 5/137:40 pmSJU - SEA
3 stops40h 05mSpirit Airlines
Deal found 4/29$326
Thu 8/295:55 pmSEA - SJU
1 stop17h 54mAmerican Airlines
Wed 9/1112:03 pmSJU - SEA
2 stops14h 56mAmerican Airlines
Deal found 4/29$333
Tue 5/79:38 amSEA - SJU
3 stops31h 46mSpirit Airlines
Mon 5/137:40 pmSJU - SEA
3 stops40h 05mSpirit Airlines
Deal found 4/29$339
Fri 5/105:15 pmSEA - SJU
3 stops29h 56mMultiple Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mMultiple Airlines
Deal found 4/29$344
Fri 5/109:40 pmSEA - SJU
2 stops19h 07mSpirit Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mSpirit Airlines
Deal found 4/29$345
Mon 5/275:05 pmSEA - SJU
2 stops28h 25mMultiple Airlines
Mon 6/35:45 amSJU - SEA
3 stops30h 00mMultiple Airlines
Deal found 4/29$347

Seattle to San Juan flights leaving soon

Find last-minute flight options from Seattle to San Juan for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,913,887 searches. Data last updated April 30, 2024.
Consider one of these great deals we found on last-minute flights from Seattle to San Juan. Users should be sure to double check the price, date, and time of their last-minute flight.
Fri 5/105:15 pmSEA - SJU
1 stop18h 52mMultiple Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mMultiple Airlines
Deal found 4/29$290
Fri 5/105:15 pmSEA - SJU
1 stop18h 52mMultiple Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mMultiple Airlines
Deal found 4/29$291
Fri 5/105:15 pmSEA - SJU
1 stop18h 52mMultiple Airlines
Tue 5/146:10 amSJU - SEA
2 stops29h 35mMultiple Airlines
Deal found 4/29$323
Tue 5/79:19 pmSEA - SJU
2 stops20h 05mSpirit Airlines
Mon 5/137:40 pmSJU - SEA
3 stops40h 05mSpirit Airlines
Deal found 4/29$326
Fri 5/109:40 pmSEA - SJU
2 stops19h 44mSpirit Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mSpirit Airlines
Deal found 4/29$333
Tue 5/79:38 amSEA - SJU
3 stops31h 46mSpirit Airlines
Mon 5/137:40 pmSJU - SEA
3 stops40h 05mSpirit Airlines
Deal found 4/29$339
Fri 5/105:15 pmSEA - SJU
3 stops29h 56mMultiple Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mMultiple Airlines
Deal found 4/29$344
Fri 5/109:40 pmSEA - SJU
2 stops19h 07mSpirit Airlines
Tue 5/1412:32 pmSJU - SEA
3 stops23h 13mSpirit Airlines
Deal found 4/29$345
Fri 5/105:15 pmSEA - SJU
1 stop18h 52mMultiple Airlines
Tue 5/146:10 amSJU - SEA
2 stops29h 35mMultiple Airlines
Deal found 4/29$351

One-way flights to San Juan from Seattle

Search for one-way flight options from Seattle to San Juan. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,913,887 searches. Data last updated April 30, 2024.
Users traveling one-way from Seattle to San Juan can select one of these great deals. For those needing a return trip from Seattle, there is a search form available above.
Fri 5/105:15 pmSEA - SJU
1 stop18h 52mSun Country Air
Deal found 4/29$133
Mon 5/139:40 pmSEA - SJU
3 stops26h 25mSpirit Airlines
Deal found 4/30$137
Mon 5/2011:43 pmSEA - SJU
1 stop14h 22mAmerican Airlines
Deal found 4/29$140
Mon 5/278:31 pmSEA - SJU
1 stop14h 14mAmerican Airlines
Deal found 4/29$141
Mon 8/1212:18 amSEA - SJU
1 stop11h 31mAmerican Airlines
Deal found 4/29$144
Fri 5/175:10 pmSEA - SJU
2 stops20h 44mMultiple Airlines
Deal found 4/29$152
Fri 5/105:15 pmSEA - SJU
2 stops20h 39mMultiple Airlines
Deal found 4/29$153
Mon 5/139:40 pmSEA - SJU
3 stops26h 25mSpirit Airlines
Deal found 4/29$155
Fri 9/2010:50 pmSEA - SJU
1 stop11h 00mUnited Airlines
Deal found 4/29$159

Find flights from Seattle to San Juan within your budget

Customize your flight search to find flights from Seattle to San Juan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,913,887 searches. Data last updated April 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$290 - $521

Route

Depart

Return

Price

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Fri 5/10

1 stop18h 52m

San Juan Luis Munoz Marin Intl

Tue 5/14

3 stops23h 13m

$290

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Fri 5/10

1 stop18h 52m

San Juan Luis Munoz Marin Intl

Tue 5/14

3 stops23h 13m

$291

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Fri 5/10

1 stop18h 52m

San Juan Luis Munoz Marin Intl

Tue 5/14

2 stops29h 35m

$323

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Thu 8/29

1 stop17h 54m

San Juan Luis Munoz Marin Intl

Wed 9/11

2 stops14h 56m

$333

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Fri 5/10

2 stops19h 07m

San Juan Luis Munoz Marin Intl

Tue 5/14

3 stops23h 13m

$345

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Tue 5/28

3 stops25h 51m

San Juan Luis Munoz Marin Intl

Mon 6/3

3 stops34h 02m

$366

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Mon 9/16

1 stop12h 20m

San Juan Luis Munoz Marin Intl

Mon 9/23

1 stop12h 42m

$372

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Wed 5/29

1 stop10h 16m

San Juan Luis Munoz Marin Intl

Fri 5/31

1 stop15h 12m

$384

Seattle/Tacoma IntlSan Juan Luis Munoz Marin Intl

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Tue 5/14

2 stops12h 56m

San Juan Luis Munoz Marin Intl

Sat 5/18

1 stop14h 50m

$521

Flights are sorted by cheapest first

Deals found on 4/29

When is the best time to book a flight from Seattle to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to San Juan. Price data was last updated on January 28, 2024.
The best time to book flights from Seattle to San Juan is 86 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from Seattle to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Seattle to San Juan. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to San Juan flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to San Juan by month

Plan your trip from Seattle to San Juan by taking into account the cheapest months to travel. The average price of a one-way flight from Seattle to San Juan is currently $146 while a round-trip flight costs $358. Price data was last updated on April 28, 2024.

Currently, September is the cheapest month in which you can book a flight from Seattle to San Juan (average of $252). Flying from Seattle to San Juan in March is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$278

February

$286

March

$339

April

$303

May

$282

June

$317

July

$333

August

$278

September

$252

October

$265

November

$300

December

$302

Temperature and rainfall in San Juan by month

Plan your trip to San Juan by taking into account the average temperature and rainfall totals by month.

SJU

Temperature

77 - 82.4 °F

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Juan. Reviews last updated April 30, 2024.
To help decide which airline to fly from Seattle to San Juan, see what other customers have to say about Spirit Airlines, American Airlines and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,111 reviews
Check prices

Food

7.3

Overall

8.1

Entertainment

7.3

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

Alaska Airlines
8.1
Very good
9,111 reviews
Alaska Airlines
8.1
Very good
9,111 reviews
Check prices

Food

7.3

Overall

8.1

Entertainment

7.3

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

Delta
8.1
Very good
10,895 reviews
Alaska Airlines
8.1
Very good
9,111 reviews
Check prices

Food

7.3

Overall

8.1

Entertainment

7.3

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

JetBlue
7.6
Good
4,562 reviews
Alaska Airlines
8.1
Very good
9,111 reviews
Check prices

Food

7.3

Overall

8.1

Entertainment

7.3

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

United Airlines
7.4
Good
11,187 reviews
Alaska Airlines
8.1
Very good
9,111 reviews
Check prices

Food

7.3

Overall

8.1

Entertainment

7.3

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

American Airlines
7.3
Good
14,815 reviews
Alaska Airlines
8.1
Very good
9,111 reviews
Check prices

Food

7.3

Overall

8.1

Entertainment

7.3

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

Related info for your journey

Find useful and relevant information for your journey from Seattle to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to San Juan?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to San Juan from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 9 different airlines.

  • Can I find flights from Seattle to San Juan for under $300 on Cheapflights?

    Yes, there are multiple flights from Seattle to San Juan for under $300. The cheapest flight booked recently is on Multiple Airlines for just $290, but on average you can expect to pay $357.

  • Are there last-minute flights available from Seattle to San Juan for under $300?

    There are currently 20+ open flights from Seattle to San Juan within the next 7 days for less than $300.

  • What are the cheapest airlines flying from Seattle to San Juan round-trip?

    Our cheapest airline available from Seattle to San Juan is American Airlines. Our recent data shows that you can find tickets from as low as $333 on this airline. Additional options worth looking into are Spirit Airlines and United Airlines, starting at $345 and $372 round-trip. American Airlines is currently priced 44% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Seattle to San Juan one-way?

    $133 is the cheapest one-way deal found within the past few days, from Sun Country Air. You may also be able to find cheap deals on Spirit Airlines and American Airlines, with prices starting from $137 and $140, respectively.

  • What are the most popular airlines that fly from Seattle to San Juan?

    Before booking your flight from Seattle to San Juan check out the most popular airlines for this route: American Airlines, Alaska Airlines or JetBlue.

  • What does SEA to SJU mean?

    SEA and SJU are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SEA to SJU refers to a flight route from Seattle/Tacoma Intl Airport to San Juan Luis Munoz Marin Intl Airport. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Ponce Mercedita Airport (PSE), San Juan Isla Grande Airport (SIG), Culebra Airport (CPX), Vieques Airport (VQS), Ceiba J. Aponte de la Torre Airport (NRR).

  • Where are the most common layover locations when flying from Seattle to San Juan?

    Flights departing from Seattle and landing in San Juan layover in Charlotte most frequently. Seattle to San Juan flights stop in Miami the next most.

  • What are some popular things to do or see while on a layover in Charlotte?

    Most Charlotte visitors opt to spend their time experiencing Carowind, North Carolina Blumenthal Performing Arts Center, and NASCAR Hall of Fame. Travelers on a layover in Charlotte can visit Carowind, North Carolina Blumenthal Performing Arts Center, and NASCAR Hall of Fame, by traveling 8.2 mi, 5.8 mi, and 5.7 mi, respectively after landing at Charlotte Douglas. Travelers can book a car rental at Charlotte Douglas for about $53 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in Miami?

    Bayfront Park, Wynwood Art District, and Bayside Marketplace are currently the most popular points of interest in Miami at the moment. Those on a layover in Miami interested in visiting Bayfront Park, Wynwood Art District, or Bayside Marketplace can do so by traveling 6.4 mi, 5.5 mi, and 6.4 mi, respectively from Miami. Those looking to explore during their layover in Miami can rent a car from Miami for about $32 per day.

  • Where are the least popular layover locations for Seattle to San Juan flights?

    Of the flights from Seattle to San Juan that have layovers, the fewest flights stop in New York. Seattle to San Juan flights stopping in Dallas are the next rarest.

  • Can I find deals for flights from Seattle to San Juan that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to San Juan flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to San Juan with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to San Juan flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Seattle to San Juan that include hotel bookings?

    Yes. In addition to deals on Seattle to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to San Juan.

  • Can I find deals for business class flights from Seattle to San Juan?

    Yes. Cheapflights offers flight deals from Seattle to San Juan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to San Juan that allow pets onboard?

    Many airlines flying from Seattle to San Juan offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to San Juan?

    Yes, you can often find last-minute deals on Seattle to San Juan flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to San Juan flight deals updated?

    The Seattle to San Juan flight deals you see on this page were last updated on 4/30.

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Alternative routes for Seattle to San Juan
See prices for flight routes from nearby airports that may be better suited for you.

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Top 9 airlines flying from Seattle to San Juan

Discover the top 9 airlines that operate flights from Seattle to San Juan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,913,887 searches. Data last updated April 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$234Average$648FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Spirit AirlinesCheapest$240Average$503FlexibilityNo cancel feeOn-time65%
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United AirlinesCheapest$270Average$604FlexibilityNo cancel feeOn-time69%
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Sun Country AirCheapest$273Average$798FlexibilityNo cancel feeOn-time83%
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FrontierCheapest$284Average$357FlexibilityNo cancel feeOn-time62%
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American AirlinesCheapest$308Average$518FlexibilityNo cancel feeOn-time71%
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DeltaCheapest$362Average$755FlexibilityNo cancel feeOn-timeN/A
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Alaska AirlinesCheapest$519Average$574FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Linear Air TaxiCheapest$40,904Average$181,768FlexibilityNo cancel feeOn-timeN/A
Search Linear Air Taxi flights
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How does Cheapflights help users find flights from Seattle to San Juan?

Cheapflights helps you search for flights from Seattle to San Juan via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Seattle to San Juan?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Juan from Seattle.

Can Cheapflights find flights from Seattle to San Juan with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to San Juan flexibly with Cheapflights today.

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Not ready to book yet? You can track prices for flights from Seattle to San Juan on Cheapflights with our Price Alert feature and get notified when better prices are available.

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